Question

Express the following as a product of powers of their prime factors:

800

Answer 1

2	800
2	400
2	200
2	100
2	50
5	25
5	5
	1

Using prime factorisation of 800, we have

800 = 2 × 2 × 2 × 2 × 2 × 5 × 5

∴ 800 = 2⁵ × 5²